Humidifier



FIG. 1 is a front, right, top perspective view of the humidifier;

FIG. 2 is a left side elevation view thereof;

FIG. 3 is a right side elevation view thereof;

FIG. 4 is rear elevation view thereof;

FIG. 5 is a front elevation view thereof;

FIG. 6 is a top plan view thereof: and,

FIG. 7 is bottom plan view thereof.

CLAIM The ornamental design for a humidifier, as shown and described.